Note 8 - Bank Debt - Summary of Loan Balances (Details) - Bank Debt [Member] - USD ($)	Mar. 31, 2022	Dec. 31, 2021
Total Bank Debt	$ 22,786,579	$ 17,755,937
Less: current portion	1,111,111	1,444,444
Non-current bank debt	21,675,468	16,311,493
Less: unamortized debt costs	119,114	136,057
Net non-current bank debt	21,556,354	16,175,436
Term Debt [Member]
Total Bank Debt	1,111,111	1,444,444
Line of Credit [Member]
Total Bank Debt	$ 21,675,468	$ 16,311,493